🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.46 AU - 0.72 AU

Year: 174 Days

Day: 25 Hours

Environment

Temp: 125 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,457,261 km

• M1: 159,920 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.27 AU - 1.89 AU

Year: 760 Days

Day: 24.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.61 AU - 3.85 AU

Year: 2223 Days

Day: 21.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.84 AU - 4.14 AU

Year: 2496 Days

Day: 43.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.7

Radius: 9.1

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.86 AU - 4.84 AU

Year: 3474 Days

Day: 8.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 55.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,457,261 km

• M1: 114,442 km (0.1 R)
• M2: 469,438 km (0.1 R)
• M3: 782,995 km (0.057 R)
• M4: 1,373,907 km (0.067 R)
• M5: 2,252,346 km (0.074 R)
• M6: 2,669,125 km (0.026 R)
• M7: 3,101,613 km (0.059 R)
• M8: 3,619,221 km (0.114 R)
• M9: 4,593,702 km (0.083 R)
• M10: 4,970,838 km (0.11 R)
• M11: 5,343,038 km (0.115 R)
• M12: 5,814,271 km (0.079 R)
• M13: 6,839,914 km (0.076 R)
• M14: 10,638,802 km (0.093 R)
• M15: 12,936,775 km (0.108 R)
• M16: 13,835,409 km (0.084 R)
• M17: 14,324,894 km (0.078 R)
• M18: 14,876,611 km (0.076 R)
• M19: 16,947,344 km (0.078 R)
• M20: 18,963,176 km (0.113 R)
• M21: 19,445,479 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.6

Radius: 14.6

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.85 AU - 7.19 AU

Year: 5655 Days

Day: 11.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,457,261 km

• M1: 181,911 km (0.111 R)
• M2: 781,200 km (0.104 R)
• M3: 1,644,829 km (0.094 R)
• M4: 2,181,885 km (0.099 R)
• M5: 2,990,162 km (0.087 R)
• M6: 3,872,640 km (0.089 R)
• M7: 4,388,753 km (0.102 R)
• M8: 5,034,866 km (0.046 R)
• M9: 5,837,309 km (0.089 R)
• M10: 6,452,007 km (0.059 R)
• M11: 6,932,515 km (0.074 R)
• M12: 9,398,636 km (0.084 R)
• M13: 9,882,884 km (0.105 R)
• M14: 13,532,324 km (0.092 R)
• M15: 15,264,219 km (0.085 R)
• M16: 17,864,529 km (0.112 R)
• M17: 18,472,644 km (0.111 R)
• M18: 19,873,628 km (0.08 R)
• M19: 25,253,467 km (0.094 R)
• M20: 26,626,925 km (0.056 R)
• M21: 30,373,454 km (0.103 R)
• M22: 32,124,348 km (0.081 R)
• M23: 32,622,359 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426

Radius: 5.3

Gravity: 15.17 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 14.62 AU - 18.28 AU

Year: 25546 Days

Day: 21.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 76,457,261 km

• M1: 87,814 km (0.061 R)
• M2: 262,395 km (0.112 R)
• M3: 753,375 km (0.03 R)
• M4: 947,703 km (0.075 R)
• M5: 2,233,347 km (0.039 R)
• M6: 2,737,043 km (0.045 R)
• M7: 2,963,683 km (0.119 R)
• M8: 3,369,393 km (0.113 R)
• M9: 3,966,887 km (0.094 R)
• M10: 4,459,363 km (0.105 R)
• M11: 4,632,298 km (0.033 R)
• M12: 10,379,250 km (0.111 R)
• M13: 11,568,104 km (0.087 R)
• M14: 11,961,696 km (0.085 R)
• M15: 12,984,646 km (0.107 R)
• M16: 13,698,228 km (0.111 R)
• M17: 15,675,463 km (0.119 R)
• M18: 16,982,350 km (0.104 R)
• M19: 18,272,183 km (0.098 R)
• M20: 19,625,745 km (0.115 R)
• M21: 20,185,390 km (0.034 R)
• M22: 21,829,022 km (0.118 R)
• M23: 22,328,978 km (0.119 R)
• M24: 25,161,165 km (0.082 R)
• M25: 30,151,301 km (0.039 R)
• M26: 33,073,247 km (0.092 R)
• M27: 34,266,140 km (0.071 R)
• M28: 42,339,937 km (0.099 R)
• M29: 42,960,918 km (0.099 R)
• M30: 45,830,205 km (0.105 R)
• M31: 55,200,118 km (0.063 R)
• M32: 56,876,362 km (0.106 R)
• M33: 57,632,280 km (0.071 R)
• M34: 58,394,631 km (0.066 R)
• M35: 59,550,873 km (0.078 R)
• M36: 62,508,273 km (0.03 R)
• M37: 65,149,125 km (0.087 R)
• M38: 72,848,778 km (0.119 R)
• M39: 74,864,310 km (0.093 R)
• M40: 75,999,757 km (0.107 R)
• M41: 76,457,228 km (0.094 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 14,026 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit